package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

/**
 * 设置事物的隔离级别
 */
public class JDBCDemo12 {
    public static void main(String[] args) {
        try ( Connection connection = DBUtil.getConnection();){
            //设置隔离级别
            connection.setTransactionIsolation(Connection.TRANSACTION_READ_UNCOMMITTED);
            connection.setAutoCommit(false);
            String sql = "INSERT INTO userinfo(username,password,nickname,age)" +
                         "VALUES(?,?,?,?)";
            PreparedStatement  ps = connection.prepareStatement(sql);
            ps.setString(1,"admin");
            ps.setString(2,"000000");
            ps.setString(3,"管理员");
            ps.setInt(4,00);
            int num =  ps.executeUpdate();
            System.out.println(num > 0?"添加成功":"添加失败");
            connection.commit();

        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
